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The Santa Anas are katabatic winds (Greek for "flowing downhill") arising in higher altitudes and blowing down towards sea level. [7] The National Weather Service defines Santa Ana winds as "a weather condition [in southern California] in which strong, hot, dust-bearing winds descend to the Pacific Coast around Los Angeles from inland desert regions".
The tule fog, named after the local tule grass wetlands, can reduce visibility to near zero, making it the primary cause of weather-related traffic accidents in the state. On November 3, 2007, a sudden patch of dense fog along California State Route 99 (SR 99) resulted in a traffic crash involving 108 vehicles in Fresno, which killed two people ...
A wind atlas contains data on the wind speed and wind direction in a region. [1] These data include maps , but also time series or frequency distributions . A climatological wind atlas covers hourly averages at a standard height (10 meters) over even longer periods (30 years) but depending on the application there are variations in averaging ...
The ferocious wildfires turning the Los Angeles area into a raging inferno are being fueled by "hurricane force" Santa Ana winds that have already prompted the evacuation of tens of thousands of ...
Every year between fall and spring, Southern Californians experience gusts of dry wind that can cause runny noses or watery eyes — and sometimes powerful enough to halt traffic or topple trees ...
Consequently, a wind blowing from the north has a wind direction referred to as 0° (360°); a wind blowing from the east has a wind direction referred to as 90°, etc. Weather forecasts typically give the direction of the wind along with its speed, for example a "northerly wind at 15 km/h" is a wind blowing from the north at a speed of 15 km/h ...
Santa Ana winds will increase into early Tuesday, bringing the threat of damaging winds gusting from 60 to 80 miles per hour across the prone mountain regions surrounding Los Angeles.Spanning from ...
A surface weather analysis for the United States on October 21, 2006. By that time, Tropical Storm Paul was active (Paul later became a hurricane). Surface weather analysis is a special type of weather map that provides a view of weather elements over a geographical area at a specified time based on information from ground-based weather stations.